For the calculation of the costs related to the use of the mlc rice husk stove, a capital cost of 10,000 CFA francs and a thermal efficiency of 15% were assumed.
Rice husk cost was considered null according to current status in the local context. According to the model proposed, the threshold for the trade-off of the mlc stove is the use of rice husk to cover less than 10% of the household energy needs.